Ecdemite R060738

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Record 85 of 459  

Name: Ecdemite
RRUFF ID: R060738
Ideal Chemistry: Pb6As3+2O7Cl4
Locality: Laurium, Greece
Source: Michael Scott S101198 [view label]
Owner: RRUFF
Description: Tan colored spherical aggregates
Status: The identification of this mineral is not yet confirmed.
Sample Description: Unoriented sample

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RRUFF ID: R060738
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Ecdemite

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Nordenskiõld A E (1877) Nya mineralier från Långban, Geologiska Föreningens i Stockholm Förhandlingar, 3, 376-384   [view file]

Sillen L G, Melander L (1941) X-ray studies on the oxihalide minerals nadorite (ochrolite) PbSbO2Cl and ekdemite, Zeitschrift für Kristallographie, 103, 420-430   [view file]

Welin E (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden, Arkiv för Mineralogi och Geologi, 4, 499-541

Perchiazzi N, Hålenius U, Vignola P, Demitri N (2019) Crystal-chemical study of ecdemite from Harstigen, a new natural member of the layered lead oxyhalides group, European Journal of Mineralogy, 31, 609-617   [view file]

Perchiazzi N, HÃ¥lenius U, Demitri N, Vignola P (2020) Heliophyllite: a discredited mineral species identical to ecdemite, European Journal of Mineralogy, 32, 265-273